A paediatric cardiac nursing service was established at Cambridge University Hospitals NHS Foundation Trust (CUHFT) with the aim of providing a contact person for families to identify and link with throughout their cardiac journey. The role ensures support, continuity and coordination of care for neonates and their families across the network. This article discusses the evolving role of the cardiac nurse specialist in a busy level 3 paediatric cardiology service, primarily focusing on the neonatal cardiology services.